so beau is running in a way a lot of people run, and he is leaning at the waist. most evidence suggests this is not a good way to run. when he hits the ground, there's an impact feed, and there's a rapid rate of rise so the first peak, that's the impact peak, and that's the body slamming into >> beau is not running with natural form or good form. he's got good poise tour and maybe a lean but at the ankle and not hips and running with a high pace, about 170 to 180 steps a minute. this is what happens when he runs at a faster pace that you can see. that first one is more gradual. and we're here with professor dan. a nice day in the park. >> high pleasure. >> i'm fascinate. look at my stride and i'll come back and we'll talk about it. >> sounds great. >> all right. >> two cameras were on me so maybe that wasn't my exact gate. >> you run typically for most americans. >> that doesn't sound good. >> good poise tour but there is two things you could benefit from and the first is your cadence, the rate at which you use your legs, step frequency. >> let get an idea with ca